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#66EAEF

#66eaef ≈ Electric Blue

  • cyan
  • Lightness: high
  • Saturation: strong
  • Cool
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#66eaef is a color from the cyan family, with high lightness and strong saturation. In the RGB model it is made of 40% red, 91.76% green and 93.73% blue; printed in CMYK it uses 57.32% cyan, 2.09% magenta, 0% yellow and 6.27% black. Its hue angle is 182.19°, with 81.07% saturation and 66.86% lightness in HSL. It is a cool color, often associated with freshness, technology and clarity. Designers typically use it for health and wellness, technology products and call-to-action buttons. Black text on this color reaches a contrast ratio of 14.58:1 (WCAG AAA). The closest named color is Electric Blue (#7df9ff), ΔE 3.51.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#66ffff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.679

Complementary

  1. #66eaef
  2. #ef6b66

Split complementary

  1. #66eaef
  2. #ef66a5
  3. #efaf66

Analogous

  1. #66efaf
  2. #66eaef
  3. #66a5ef

Triadic

  1. #66eaef
  2. #ef66ea
  3. #eaef66

Tetradic

  1. #66eaef
  2. #6b66ef
  3. #ef6b66
  4. #eaef66

Square

  1. #66eaef
  2. #af66ef
  3. #ef6b66
  4. #a5ef66

Monochromatic

  1. #12a5aa
  2. #21e0e8
  3. #66eaef
  4. #abf4f6
  5. #edfcfd

Shades

#66eaef mixed progressively with black.

  1. #66eaef
  2. #5cd3d7
  3. #52bbbf
  4. #47a4a7
  5. #3d8c8f
  6. #337578
  7. #295e60
  8. #1f4648
  9. #142f30
  10. #0a1718
  11. #000000

Tints

#66eaef mixed progressively with white.

  1. #66eaef
  2. #75ecf1
  3. #85eef2
  4. #94f0f4
  5. #a3f2f5
  6. #b3f5f7
  7. #c2f7f9
  8. #d1f9fa
  9. #e0fbfc
  10. #f0fdfd
  11. #ffffff

Tones

#66eaef mixed progressively with gray.

  1. #66eaef
  2. #69dfe4
  3. #6bd5d9
  4. #6ecace
  5. #70c0c3
  6. #73b5b8
  7. #76aaac
  8. #78a0a1
  9. #7b9596
  10. #7d8b8b
  11. #808080

Readable text 1.44:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 14.58:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #d7d7d7 ≈ 0.003% of males
Achromatomaly #b5dfe1 ≈ 0.001% of males
Protanopia #dbe0f0 ≈ 1.01% of males
Deuteranopia #c5d0f0 ≈ 1.27% of males
Tritanopia #00f1eb ≈ 0.0001% of males
Protanomaly #b8e4ef ≈ 1.08% of males
Deuteranomaly #a8dbf0 ≈ 4.63% of males
Tritanomaly #2aeeed ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-66eaef {
  color: #66eaef;
}
Background
.bg-66eaef {
  background-color: #66eaef;
  color: #000000;
}
Border
.border-66eaef {
  border: 2px solid #66eaef;
}
CSS variables
:root {
  --color-primary: #66eaef;
  --color-primary-rgb: 102 234 239;
  --color-primary-hsl: 182 81% 67%;
}
Gradient
.gradient-66eaef {
  background: linear-gradient(135deg, #66eaef, #66a5ef);
}
Colored shadow
.shadow-66eaef {
  box-shadow: 0 8px 24px rgb(102 234 239 / 0.35);
}

#7df9ff Electric Blue ΔE 3.51 #00ffff Aqua ΔE 5.91 #00ffff Cyan ΔE 5.91 #08e8de Bright Turquoise ΔE 6.58 #48d1cc Medium Turquoise ΔE 7.16 #00ced1 Dark Turquoise ΔE 7.64 #afeeee Pale Turquoise ΔE 7.82 #991510 Inverted #d7d7d7 Grayscale 

Electric Blue
#66eaef  rgb(102, 234, 239)  hsl(182, 81%, 67%)  Electric Blue
#ef6b66  rgb(239, 107, 102)  hsl(2, 81%, 67%)  Pastel Red
#ef66ea  rgb(239, 102, 234)  hsl(302, 81%, 67%)  Orchid
#eaef66  rgb(234, 239, 102)  hsl(62, 81%, 67%)  Icterine